gridlock
noun /ˈɡrɪdlɒk/
  /ˈɡrɪdlɑːk/
 [uncountable, countable]- a situation in which there are so many cars in the streets of a town that the traffic cannot move at all市区交通大堵塞 - It’s gridlock between 6.30 and 9.00.六点半到九点之间交通堵塞。 
- The protest march created gridlock.抗议游行造成交通瘫痪。 
- roads that are prone to gridlocks容易出现交通堵塞的道路 
 
- It’s gridlock between 6.30 and 9.00.
- (usually in politics通常用于政治 僵局(因意见分歧而无法采取行动) - Congress is in gridlock.国会因意见分歧而陷入僵局。 
 
- Congress is in gridlock.
词源1980s (originally US): from grid (in sense (1)) + lock ‘become rigidly fixed’.